The Official Batman Arkham Asylum Cave

The World's Greatest Detective finally has one of the world's greatest games to call his own. Looking for tips on how to rack up 40-move combos? Need help finding all the Riddler trophies? Just want to complain about how stupid Bane looks? This is the plac

Croc would destroy Bane. Like the announcer said in SSBM, "NO CONTEST!"

Harley would just flip around then Poison Ivy would destroy her.

The last one would be interesting. Now don't discount the Fear Gas just yet. People aren't born that crazy. I'm sure if you dug deep enough Joker's mind could be crippled. But hes got a gun. Also if scarecrow can surprise batman I'm sure he could creep up on Joker. He's a Freddy Kruger glove on so that could be a good weapon. I just don't know.

Croc or the Joker. Croc simply because he is nothing but 8 feet of pure anger and seething hate. And the Joker because he is an unconscionable psychopath to the extent of his own life! But in the end Batmite could take them all.

Croc vs. Bane - Bane would win ONLY if he's not high on venom because
he's smarter than killer croc otherwise... Actually still Bane he
found out Batman's identity in no less than a year (if memory serves)

Poison Ivy vs. Harley Quinn - Poison Ivy no doubt, Harley is only athletic and because she's Joker's sidekick/ "lover" she gets more favor but alone Ivy would destroy her with plant power

Joker vs. Scarecrow - Scarecrow can't make the Joker any more crazy, plus Joker is ALWAYS prepared and one step ahead. Interestingly though Batman seems to outsmart him almost every time.